Mainly used for drilling horizontal hole and then passing diamond wire in stone quarries &comma; with the characteristics of high efficiency of hole drilling &comma; long life &comma; easy hole joining and little error&period;The advance device is driven by motor and the control mode adopts electrical self-control principles &comma; which ensures the machine maximizing the drilling speed &comma; conserving energy and cutting emission&period;Meanwhile &comma; it improves the working condition to reduce the intensity of labor&period;